25428042

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{499}}^1$

素因数の和:675

約数の個数: 48

約数和(自身を含む): 58500000

約数和(自身を除く): 33071958

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 149, 171, 298, 342, 447, 499, 894, 998, 1341, 1497, 2682, 2831, 2994, 4491, 5662, 8493, 8982, 9481, 16986, 18962, 25479, 28443, 50958, 56886, 74351, 85329, 148702, 170658, 223053, 446106, 669159, 1338318, 1412669, 2825338, 4238007, 8476014, 12714021, 25428042]

約数ペア:

[(1, 25428042), (2, 12714021), (3, 8476014), (6, 4238007), (9, 2825338), (18, 1412669), (19, 1338318), (38, 669159), (57, 446106), (114, 223053), (149, 170658), (171, 148702), (298, 85329), (342, 74351), (447, 56886), (499, 50958), (894, 28443), (998, 25479), (1341, 18962), (1497, 16986), (2682, 9481), (2831, 8982), (2994, 8493), (4491, 5662)]